Noun1.senior master sergeant- a senior noncommissioned officer in the Air Force with a rank comparable to master sergeant in the Army SMSgt sergeant- any of several noncommissioned officer ranks in the Army or Air Force or Marines ranking above a corporal ...
Chief Master Sergeant of the Air Force assigned to the Royal Jordanian Air Force, during the Air Forces Central Command Senior Enlisted Leader International Summit May 4, 2023, at Nellis Air Force Base, Nev. The Thunderbird hangar was just one of the engagements...